Prosecution Insights
Last updated: October 25, 2026

Peking University Third Hospital

Technology area: Biotechnology & Pharmaceuticals

3 pending office actions • 3 art units • 3 examiners • 0 of 3 (0%) have an AI response strategy ready • 1 patents granted in the last 365 days

Analysis

Peking University Third Hospital maintains 3 pending office actions in the Biotechnology & Pharmaceuticals technology area. These matters are distributed across 3 distinct examiners and 3 distinct art units. HAGHIGHATIAN, MINA is the busiest examiner, currently handling 1 pending office action.

This distribution suggests that each of the 3 pending office actions is being evaluated in a unique technical context. Practitioners should be prepared for 3 distinct examination paths within the biotechnology sector, as each case is assigned to a different examiner and art unit.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Portfolio Summary

3
Total Pending OAs
3
Non-Final OAs
0
Final Rejections
0
Advisory / Quayle

Case Difficulty Mix

Difficulty is derived from the rejection statutes on the most recent pending office action. §101-driven and multi-statute cases are graded Hard; §112-only and obviousness-type double-patenting cases are graded Easy; everything else is Medium. "Unknown" means we have not yet parsed a statute for that office action.

3
Hard (100%)
0
Medium (0%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
Multi-statute (no §101)3 (100%)

Industry Mix

How the docket's pending cases split across USPTO tech-center bands.

3
Life Sciences
100% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
0
Mechanical / Eng
0% of docket
0
Business / Other
0% of docket

Time-on-OA Estimate

Manual office-action response work runs about 10 hours per case. The time-saved bands below show what IP Author's prosecution pipeline typically delivers — a conservative 20% on the low end, 35% in the middle, 50% on the high end.

30 h
Manual time on pending OAs
6 h
Time saved (low, 20%)
10 h
Time saved (mid, 35%)
0.3 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
HAGHIGHATIAN, MINA 1 46.0% +39.4%
GREENE, IVAN A 1 18.8% +6.1%
KWON, YONG SOK 1 24.6% +42.7%

Hard Cases (3)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 3 ordered by deadline are shown.

App #TitleExaminerDue in
18932725 TISSUE-DERIVED IMPLANT USEFUL FOR CARTILAGE REGENERATION HAGHIGHATIAN, MINA —
18743948 ANTI-TUMOR PHARMACEUTICAL COMPOSITION COMPRISING EZH2 INHIBITOR AND SCD1 INHIBITOR AND USE THEREOF GREENE, IVAN A —
18701160 PHARMACEUTICAL COMPOSITION FOR ENHANCING ANTI-TUMOR EFFECT OF EZH2 INHIBITOR AND USE THEREOF KWON, YONG SOK —

Interview Candidates (2)

Cases in front of an examiner whose interview lift is 10 percentage points or more — i.e. interviewed cases historically resolve more favorably than non-interviewed ones. The top 2 ordered by deadline are shown.

App #TitleExaminerDue in
18932725 TISSUE-DERIVED IMPLANT USEFUL FOR CARTILAGE REGENERATION HAGHIGHATIAN, MINA —
18701160 PHARMACEUTICAL COMPOSITION FOR ENHANCING ANTI-TUMOR EFFECT OF EZH2 INHIBITOR AND USE THEREOF KWON, YONG SOK —

Top Art Units

Art UnitApps
1616 1
1619 1
1613 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18932725 TISSUE-DERIVED IMPLANT USEFUL FOR CARTILAGE REGENERATION HAGHIGHATIAN, MINA 1616 §103§112 Non-Final OA — Pending Oct 31, 2024
18743948 ANTI-TUMOR PHARMACEUTICAL COMPOSITION COMPRISING EZH2 INHIBITOR AND SCD1 INHIBITOR AND USE THEREOF GREENE, IVAN A 1619 §103§112 Non-Final OA — Pending Jun 14, 2024
18701160 PHARMACEUTICAL COMPOSITION FOR ENHANCING ANTI-TUMOR EFFECT OF EZH2 INHIBITOR AND USE THEREOF KWON, YONG SOK 1613 §103§112 Non-Final OA — Pending Apr 12, 2024

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Frequently Asked Questions

How many pending USPTO office actions does Peking University Third Hospital have?

Peking University Third Hospital has 3 pending office actions as of October 2026, spread across 3 art units and 3 examiners.

Which USPTO examiner handles the most Peking University Third Hospital applications?

Mina Haghighatian has the most, with 1 of Peking University Third Hospital's pending office actions.

What technology area are Peking University Third Hospital's patent applications in?

Mostly Biotechnology & Pharmaceuticals (USPTO Tech Center 1600), based on where its pending office actions are examined.

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